Cita APA (7a ed.)

Cambridge University Press. (2007). Cambridge first certificate in English 7: With answers. Cambridge University Press.

Cita Chicago Style (17a ed.)

Cambridge University Press. Cambridge First Certificate in English 7: With Answers. New York: Cambridge University Press, 2007.

Cita MLA (9a ed.)

Cambridge University Press. Cambridge First Certificate in English 7: With Answers. Cambridge University Press, 2007.